regarding - BOM
i have material say 'X' (fert) which having bom with components 'Y'(halb)
my requirement is, material 'Y' some times it is procured from outside and some times it is produced inhse.
for in hse production of 'Y', bom and routing is maintained.
before mrp run i want mention that whether it is ext proc or inhse.
then only 'Y' material BOM will not explode.
can u reply me the possiblities
thanks in advance